An Open Source Machine Learning Framework for Everyone

Godot Engine – Multi-platform 2D and 3D game engine

LLM inference in C/C++

Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies

JSON for Modern C++

GoogleTest - Google Testing and Mocking Framework

Scriptable Headless Browser

Emscripten: An LLVM-to-WebAssembly Compiler

Solidity, the Smart Contract Programming Language

A modern formatting library

A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later (C++11 support is in v2.x branch, and C++03 on the Catch1.x branch)

Open source simulator for autonomous vehicles built on Unreal Engine / Unity, from Microsoft AI & Research

12 Weeks, 24 Lessons, IoT for All!

Abseil Common Libraries (C++)

DOOM Open Source Release

A C++ header-only HTTP/HTTPS server and client library

Google's Operations Research tools:

Frame profiler

Simple and Fast Multimedia Library

F´ - A flight software and embedded systems framework

LÖVE is an awesome 2D game framework for Lua.

The fastest feature-rich C++11/14/17/20/23 single-header testing framework

A personal experimental C++ Syntax 2 -> Syntax 1 compiler

C++ Syntax, Data Structures, and Algorithms Cheat Sheet

Low-latency machine code generation

Third-person Action Roguelike made in Unreal Engine C++. Project for Unreal Engine C++ Course & Stanford University

A lightweight game engine written in modern C++

A collection of out-of-tree LLVM passes for teaching and learning

KLEE Symbolic Execution Engine